Most companies have a Service Level (SLA) contract with which they work. It is also important that you follow your compliance with your SLAs. Even if there is no formal ALS, it is likely that the application requirements or expectations will have to be met. Therefore, the overall availability of this « system » must be less than 99.95%. My reason for thinking that this would be the case if ALS were for both services: isolated, these services generally offer something in the range of three to four new availability: there are several ways to write ALS. Below is a table of materials (TOC) that you can use as a start-up model for writing your own service level agreements. Business processes (3) use products and services (5). SLA standards (6) make the FSB (4) measurable by the use of KPIs (4). You can order the book from my publisher Leonon on the following link: www.leonon.nl/book/9789492618078-devops-best-practices.html You define here the responsibilities of the service provider and the client. It is clear that the infrastructure changes necessary for proper implementation are often overlooked. For organizations, infrastructure is part of the DevOps teams (as code). Due to the nature of the services, the central infrastructure team often works with a cascading approach. The infrastructure team must be set up on time, not three days before the go-live.
If we do not reach and manage service levels for each service as described in this ALS, you may be eligible for credit on a portion of your monthly service charge. We will not change the terms of your ALS for the initial duration of your subscription; However, if you extend your subscription, the current version of this ALS on the renewal date applies throughout the extension period. We will provide at least 90 days in advance for significant changes to this ALS. If you purchased a service from a reseller, you will receive a service credit directly from your dealer and the reseller will receive a service credit directly from us. The service credit is based on the estimated selling price of the service concerned, which we have set at our discretion. Their SLAs and SLOs should reflect this reality. Don`t complicate things by drilling on a granular level and making individual promises for each of these 10 components.